South Dakota 2016 Senate Election Polls

Source Date Sample Thune Williams Other
Poll Averages† 55.5% 35.5% -
Nielson Brothers 10/31/2016 600 LV 54% 35% 11%
Remington Research 10/23/2016 1,115 LV 57% 36% 7%

†The average includes the most recent poll from each source within the past 30 days, up to a maximum of five. If five polls are found, and there are other qualifying polls on that same calendar date, those will also be included.